fix: 流程定义xml预览问题 & 重构代码

src/views/workflow/processDefinition/components/processPreview.vue

@@ -1,12 +1,10 @@
 <template>
-  <el-dialog v-model="data.visible" title="预览" width="70%" append-to-body>
-    <div v-if="data.type === 'png' && data.xmlStr" style="align: center">
+  <el-dialog v-model="data.visible" title="预览" width="70%" append-to-body destroy-on-close>
+    <div v-if="data.type === 'bpmn' && data.xmlStr">
       <BpmnViewer ref="bpmnViewerRef"></BpmnViewer>
     </div>
-    <div v-if="data.type === 'xml'" class="xml-data">
-      <div v-for="(xml, index) in data.url" :key="index">
-        <pre class="font">{{ xml }}</pre>
-      </div>
+    <div v-if="data.type === 'xml' && data.xmlStr">
+      <highlightjs language="xml" :code="data.xmlStr" />
     </div>
     <template #footer>
       <span v-if="data.type === 'xml'" class="dialog-footer"> </span>
@@ -19,20 +17,19 @@ import BpmnViewer from '@/components/BpmnView/index.vue';
 
 const data = reactive({
   visible: false,
-  url: new Array<string>(),
   type: '',
   xmlStr: ''
 });
 
 const bpmnViewerRef = ref<InstanceType<typeof BpmnViewer>>();
+type PreviewType = 'xml' | 'bpmn';
 //打开
-const openDialog = (url: string[], type: string) => {
+const openDialog = (xmlStr: string, type: PreviewType) => {
   data.visible = true;
-  data.url = url;
+  data.xmlStr = xmlStr;
   data.type = type;
   /** 流程图 */
-  if (type === 'png') {
-    data.xmlStr = url.join('\n');
+  if (type === 'bpmn') {
     /** 必须放在nextTick 否则第一次打开为空 */
     nextTick(() => {
       bpmnViewerRef.value?.initXml(data.xmlStr);
@@ -46,23 +43,3 @@ defineExpose({
   openDialog
 });
 </script>
-<style>
-.xml-data {
-  background-color: #2b2b2b;
-  border-radius: 5px;
-  color: #c6c6c6;
-  word-break: break-all;
-  overflow-y: scroll;
-  overflow-x: hidden;
-  box-sizing: border-box;
-  padding: 8px 0px;
-  height: 500px;
-  width: inherit;
-  line-height: 1px;
-  overflow: auto;
-}
-.font {
-  font-family: '幼圆';
-  font-weight: 500;
-}
-</style>